The Lakeside Company uses a weighted-average process costing system. The following data are available:

Beginning inventory		-0-
Units started in production		24,000
Units finished during the period		18,000
Units in process at the end of the period (complete as to materials, complete as to labor and overhead)		6,000
Cost of materials used	$	60,500
Labor and overhead costs	$	62,480

Unit cost of material is:

$3.20.

$2.85.

$2.60.

$2.52.

Please show work.